Storage box



FIG. 1 is a first perspective view of a storage box showing my new design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a third perspective view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a right side elevational view thereof;

FIG. 8 is a top plan view thereof;

FIG. 9 is a bottom plan view thereof;

FIG. 10 is another perspective view thereof, shown with a second-tier storage box; and,

FIG. 11 is an exploded perspective view.

The dash-dash broken lines showing a second-tier storage box and supporting structure in FIG. 10 depict environmental subject matter that forms no part of the claimed design. The remaining dash-dash broken lines depict portions of the storage box that form no part of the claimed design. 

CLAIM The ornamental design for a storage box, as shown and described. 